Douglas M. Reznick, MD
Hematology & Oncology Physician · Aurora, CO
Douglas M. Reznick, MD is a hematology & oncology physician with a practice address in Aurora, Colorado, and NPI 1124002456, issued on Nov 30, 2005. Check the license (Colorado DR.0034032, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Douglas M. Reznick
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- DR.0034032 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1700 S Potomac St, Aurora, CO 80012
- Phone
- (303) 418-7600
- Enumerated
- Nov 30, 2005
- Record last updated
- Feb 17, 2025
- Fax
- (303) 750-3137
- Medicaid ID
- 96022531 CO
- Medicare enrollment
- Enrolled (PECOS I20040318001199); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 212 in Colorado → Look up another NPI →
Also registered at 1700 S Potomac St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sumy Anthony, CERTIFIED NPNurse Practitioner1003240862
- Laura BrzeskiewiczGenetic Counselor (M.S.)1356755508
- John Burke, MDHematology & Oncology Physician1801871215
- Christina CarterOncology Registered Nurse1962346353
- Dennis Carter, MDRadiation Oncology Physician1740264480
- William Daniel, MDRadiation Oncology Physician1679557318
Verify Douglas M. Reznick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0034032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,259 Medicare Part D claims for 226 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims. 71 claims were for opioids.
Most prescribed
- Levothyroxine Sodium126 claims
- Eliquis98 claims
- Prednisone76 claims
- Folic Acid70 claims
- Xarelto54 claims
- Dexamethasone53 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 84.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $8,825.47
18 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Rocky Mountain Cancer Centers LLPLone Tree, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Douglas M. Reznick among 212 hematology & oncology physician records in Colorado
Douglas M. Reznick, MD is one of 212 hematology & oncology physician records with a practice address in Colorado. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 70% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1991 · median 2004 among the 150 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Colorado
There are 212 hematology & oncology physician records in Colorado.
All 212 in Colorado → Every provider in Aurora → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- John Burke, MDAurora, CO 800121801871215
- Sami Diab, MDAurora, CO 800121548244270
- Nicholas Dibella, MDAurora, CO 800121225012339
- David Faragher, MDAurora, CO 800121659355378
- Sujatha Nallapareddy, MDAurora, CO 800121164578779
- Michael Parra, MDAurora, CO 800141932162369
- Srinidhi Radhakrishnan, MDWestminster, CO 800231578022521
- Chamath De Silva, MDLafayette, CO 800261568588184
Common questions
What is Douglas M. Reznick, MD's NPI number?
Douglas M. Reznick, MD's National Provider Identifier (NPI) is 1124002456, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Douglas M. Reznick, MD located?
The NPPES record lists a practice address at 1700 S Potomac St, Aurora, CO, 80012. Phone: (303) 418-7600. Providers update this record themselves, so call before visiting.
How can I verify Douglas M. Reznick, MD's license?
NPPES lists Colorado license number DR.0034032, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Douglas M. Reznick, MD prescribe under Medicare Part D?
In 2024, Douglas M. Reznick, MD had 1,259 Medicare Part D claims for 226 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Douglas M. Reznick, MD's MIPS final score?
The 2023 MIPS final score is 84.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.